Expansion of 1 / Sum_{k in Z} x^(3*k) / (1 - x^(5*k+1)).

Terms

a(0) =1a(1) =0a(2) =-1a(3) =-1a(4) =0a(5) =3a(6) =0a(7) =-3a(8) =-3a(9) =1a(10) =9a(11) =1a(12) =-9a(13) =-9a(14) =3a(15) =22a(16) =3a(17) =-22a(18) =-22a(19) =9a(20) =51a(21) =8a(22) =-51a(23) =-51a(24) =21a(25) =108a(26) =19a(27) =-108a(28) =-108a(29) =48